In Roswell, GA, the average monthly household expenses typically range from $3,000 to $4,500, depending on lifestyle and family size. Housing costs are a significant portion of the budget, with median rent around $1,800 and home prices reflecting the area's desirability. Additionally, utility bills, groceries, and transportation contribute to the overall expenses, with families spending an average of $600 on utilities and about $400 on groceries each month.